Dr. Flavia Marrero Nelson, MD
- Medicare services, 2024
- 92
- Medicare patients, 2024
- 46
- Part D claims, 2024
- 439
- Publications
- 31
- Clinical trials
- 3
- Practice address
- 1150 Nw 14th St, Miami, FL 33136
- Practice phone
- Call (305) 243-4951
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UMiami Medicine - Neurology
Miami, Florida
Find Dr. Nelson's professional email, personal email and mobile number
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Dr. Flavia Marrero Nelson is a neurologist in Miami, Florida
Dr. Nelson practices at UMiami Medicine - Neurology in Miami, Florida.
Dr. Nelson's NPI, 1891722518, was assigned on June 27, 2006. Dr. Nelson holds Florida license ME154456.
- NPI
- 1891722518NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2466424270
- NPI enumeration date
- June 27, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (305) 243-4951
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Flavia Marrero Nelson practices at UMiami Medicine - Neurology in Miami, Florida
Dr. Nelson's primary practice is UMiami Medicine - Neurology, at 1150 Nw 14th St, Miami, FL 33136 in Miami-Dade County. The practice phone is (305) 243-4951.
- UMiami Medicine - Neurology1150 Nw 14th St, Miami, FL 33136 · Miami-Dade CountyPhone(305) 243-4951
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Flavia Marrero Nelson is affiliated with 3 sites of care and 1 medical group
Dr. Nelson's primary practice is UMiami Medicine - Neurology in Miami, Florida. Dr. Nelson is also affiliated with Sylvester Comprehensive Cancer Center. The medical group on file is University of Miami Health System. Dmand AI also links Dr. Nelson to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Flavia Marrero Nelson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nelson practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UMiami Medicine - Neurology | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Flavia Marrero Nelson is one of 1,297 neurologists in Florida
Neurology is Dr. Nelson's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dmand AI has Dr. Nelson's licenses on file in 3 states: Florida, Minnesota and Texas.
Specialties and state licenses
- Neurology, FloridaPrimary
- Minnesota license
- Texas license
Neurologists near Dr. Nelson
Counts of neurologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Flavia Marrero Nelson billed Medicare for 92 services in 2024
CMS data shows 92 Medicare services from Dr. Nelson across 3 procedure codes in 2024, all of them office visits, for 46 Medicare patients. Medicare paid $9,253 for them. Every service was in an office.
Dr. Nelson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 632024: 9246%
Dr. Nelson compared with the Florida median for neurologists, 2024
- Dr. Nelson
- Florida median
- Medicare services
- 92vs 47981% below
- Medicare patients
- 46vs 23781% below
- Part D claims
- 362vs 41513% below
Medians across 1,209 neurologists in Florida with Dmand AI profiles that report each measure.
Dr. Nelson's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Flavia Marrero Nelson treated 46 Medicare patients in 2024, average age 65
CMS counts 46 Medicare patients who saw Dr. Nelson in 2024. The largest group is under 65, with 19 patients. 70% of them have high blood pressure, and 70% have high cholesterol. 24% are also on Medicaid. Their average risk score is 1.79, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Nelson's median patient age at 51, with 72% women.
Dr. Nelson's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Nelson's Medicare patients by sex, 2024
- Women3372%
- Men1328%
Chronic conditions among Dr. Nelson's Medicare patients, 2024
- High blood pressure70%
- High cholesterol70%
- Arthritis50%
- Mood disorders43%
- Depression37%
- Anxiety30%
- Ischemic heart disease24%
- Osteoporosis24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nelson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women72%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Flavia Marrero Nelson wrote 439 Medicare Part D claims in 2024
In 2024, Dr. Nelson wrote 439 Medicare Part D claims for 55 patients. 92% of them were for generic drugs. CMS names the drug for 362 of them, across 14 drugs with 11 or more claims each, at $209,769 in total drug cost. In 2023, CMS named 154 claims across 11 drugs.
Dr. Nelson's Part D claims by kind of drug, 2024
- Generic404 claims92%
- Brand-name35 claims8%
Dr. Nelson's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1542024: 362135%
Drugs named by CMS: 14 in 2024, 11 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Flavia Marrero Nelson scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Nelson for performance year 2024, reported as part of a group. Dr. Nelson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Nelson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Nelson's MIPS scores, performance year 2024
- 88of 100Final score
- 78.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Flavia Marrero Nelson has 31 publications on record
Dmand AI links 31 papers to Dr. Nelson, published from 2011 to 2025. 2016 was the busiest year, with 5. The most frequent topics are Multiple Sclerosis, Brain and Magnetic Resonance Imaging. Dr. Nelson has published most often in J Neuroimaging. Dr. Nelson's most frequent co-authors are Zafer Keser, MD, John Anil Lincoln, MD, PhD and Arash Kamali, MD.
Dr. Nelson's papers by year, 2014 to 2025
Topics Dr. Nelson writes about most
- Multiple Sclerosis
- Brain
- Magnetic Resonance Imaging
- Multiple Sclerosis, Relapsing-Remitting
- Cognition
- Cognitive Dysfunction
- Diffusion Tensor Imaging
- Double-Blind Method
Dr. Nelson's most frequent co-authors
- Zafer Keser, MD6 shared papers
- John Anil Lincoln, MD, PhD6 shared papers
- Arash Kamali, MD5 shared papers
Recent publications by Dr. Nelson
Mult Scler Relat Disord
See who Dr. Nelson researches with
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Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Flavia Marrero Nelson has worked on 3 clinical trials
Dmand AI links Dr. Nelson to 3 clinical trials. 1 is still active or recruiting. Conditions studied include Multiple Sclerosis, Demyelinating Autoimmune Diseases, CNS and Multiple Sclerosis, Chronic Progressive. Sanofi sponsors the most, 2. Open Payments lists research payments to Dr. Nelson that name 2 trials.
Conditions in Dr. Nelson's trials
- Multiple Sclerosis
- Demyelinating Autoimmune Diseases, CNS
- Multiple Sclerosis, Chronic Progressive
- Multiple Sclerosis, Relapsing-Remitting
Investigators on the most trials with Dr. Nelson
- Patricia K. Coyle, MD2 shared trials
- Aaron Miller, MD2 shared trials
- Regina R. Berkovich, MD1 shared trial
Recent clinical trials with Dr. Nelson
Best Available Therapy Versus Autologous Hematopoetic Stem Cell Transplant for Multiple Sclerosis (BEAT-MS) (opens in a new tab)
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Flavia Marrero Nelson received $530,179 in industry payments from 2016 to 2025
CMS Open Payments shows 622 general payments to Dr. Nelson from 22 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 53% of the total. Sanofi and Genzyme US Companies paid the most, $241,813. It also lists 16 research payments totaling $11,687 from 2016 to 2018, naming 2 clinical trials.
General payments to Dr. Nelson by program year, 2016 to 2025
General payments to Dr. Nelson by kind, 2016 to 2025
- Consulting fees$280,20953%
- Speaker and faculty fees$122,64023%
- Travel and lodging$81,47515%
- Food and beverage$21,5364%
- Other$24,3185%
Companies that paid Dr. Nelson the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Flavia Marrero Nelson's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Flavia Marrero Nelson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Flavia Marrero Nelson's NPI number?
Dr. Flavia Marrero Nelson's NPI number is 1891722518. It was assigned on June 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Flavia Marrero Nelson?
Dr. Flavia Marrero Nelson is a neurologist in Miami, Florida. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Flavia Marrero Nelson practice?
Dr. Nelson practices at 1150 Nw 14th St, Miami, FL 33136. Dr. Nelson's primary practice is UMiami Medicine - Neurology in Miami, Florida. Dmand AI also links Dr. Nelson to 1 group practice or clinic.
What is Dr. Flavia Marrero Nelson's office phone number?
The practice phone on file for Dr. Nelson is (305) 243-4951.
What is Dr. Flavia Marrero Nelson's medical license number?
Dr. Nelson holds Florida license ME154456, one of the licenses on file in 3 states.
Which states has Dr. Flavia Marrero Nelson been licensed in?
Dmand AI has state licenses on file for Dr. Nelson in Florida, Minnesota and Texas.
Which hospitals is Dr. Flavia Marrero Nelson affiliated with?
Dr. Nelson is affiliated with Sylvester Comprehensive Cancer Center.
What medical group is Dr. Flavia Marrero Nelson part of?
Dr. Nelson is linked to University of Miami Health System.
Does Dr. Flavia Marrero Nelson accept Medicare?
Yes. CMS data shows Dr. Nelson billed Medicare for 92 services in 2024, and Dr. Nelson accepts Medicare assignment.
Does Dr. Flavia Marrero Nelson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Nelson as offering telehealth services.
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What is Dr. Flavia Marrero Nelson's MIPS score?
Dr. Nelson's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
How many Medicare patients does Dr. Flavia Marrero Nelson see?
CMS counts 46 Medicare patients who saw Dr. Nelson in 2024, with an average age of 65.
What services does Dr. Flavia Marrero Nelson bill to Medicare?
In 2024, Dr. Nelson's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99215) and office visit, established patient (99213).
What drugs does Dr. Flavia Marrero Nelson prescribe most?
In 2024 Medicare Part D data, Dr. Nelson's most prescribed drugs by claims were Mycophenolate Mofetil, Dalfampridine ER and Teriflunomide.
Has Dr. Flavia Marrero Nelson received payments from drug or device companies?
CMS Open Payments shows $530,179 in general payments to Dr. Nelson from 22 companies from 2016 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Flavia Marrero Nelson been practicing?
Dr. Nelson graduated from medical school in 1988, 38 years ago.
Does Dr. Flavia Marrero Nelson do research?
Dmand AI links 31 publications to Dr. Nelson, published from 2011 to 2025. Dr. Nelson has worked on 3 clinical trials.
Who does Dr. Flavia Marrero Nelson publish with?
Dr. Nelson's most frequent co-authors are Zafer Keser, MD (6 shared papers), John Anil Lincoln, MD, PhD (6 shared papers) and Arash Kamali, MD (5 shared papers).
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